pgmcrater
generates synthetic terrain with impact craters as grayscale heightmap
TLDR
Generate crater terrain
$ pgmcrater -number [5000] > [output.pgm]
Specify dimensions$ pgmcrater -width [512] -height [512] -number [1000] > [output.pgm]
SYNOPSIS
pgmcrater [options]
DESCRIPTION
pgmcrater generates synthetic terrain with impact craters as grayscale heightmap. Useful for creating planetary surface textures. Part of Netpbm toolkit.
PARAMETERS
-width n
Output width in pixels.-height n
Output height in pixels.-number n
Number of craters.-gamma n
Gamma correction value.